Calculate the co-efficient of rank correlation from the following data. Price of Coffee Price of Tea 45 25 42 28 45 35 47 27 48 30 43 32 45 35 50 30 48 28 42 39

Q: 5. Find the rank correlation for the following distribution. Marks in Economics 48 60 72 62 56 40 39…

A: The marks of the Economics and Accountancy are following: Marks in Economics Marks in Accountancy…

Q: 2) Analyze the graph and estimate the correlation. 100 80 60 40 20 10 20 30 Exam Score

A: In the context, the scatter plot for number of missed classes and Exam score. The scatter plot…

Q: What is the correlation coefficient?   Multiple Choice   −0.128   0.016   0.651   −0.053

A: Given that    X Y X \cdot YX⋅Y X^2X2 Y^2Y2   57 96 5472 3249 9216   47 92 4324 2209 8464…

Q: 5. Obtain the rank correlation coefficient for the following data, 68 64 75 50 64 80 75 40 55 64 Y…

A: X:- 68, 64, 75, 50, 64, 80, 75, 40, 55, 64 Y:- 62, 58, 68, 45, 81, 60, 68, 48, 50, 70 Then,  We will…

Q: Calculate coefficient of correlation r between the marks in statistics (X) and Accountancy (Y) of 10…

A: From the given data we make the following table to compute coefficient of correlation r between the…

Q: Calculate coefficient of correlation for the following data by short-cut 58 62 66 68 70

A: From the given sample data : n=7 , ƩX=450 , ƩY=436 , ƩX2=29188 , ƩY2=28070 , ƩXY=28376 Our aim is to…

Q: The following table gives indices of industrial production of registered Calculate the value of the…

A: We have given that data. Formula used  coefficients of correlation. r= SSXY /sqrt( SSXY × SSYY)

Q: Determine if there is a significant correlation between the number of hours studied and the test…

A: Use EXCEL to obtain the value correlation coefficient r:   EXCEL procedure:   Go to EXCEL Go to…

Q: What type of correlation does the scatter plot display? 100 90 80 70 60 so 40 30 20 10 3. 4. Study…

A: Given graph with scatter points display

Q: Hourly patients (x) Médicines (y) 50 11 50 13 55 14 60 16 65 16 65 15 60 14 60 13 a) Determine the…

A: We have given that, X:- 50, 50, 55, 60, 65, 65, 60, 60 Y:- 11, 13, 14, 16, 16, 15, 14, 13 Then,  We…

Q: The following data gives the number of hours 10 students spent studying and their corresponding…

A: Given,

Q: a) Are the data normal? Run Descriptive statistics in Excel and support your answer. b) Show the…

A: PopulationExpenditure291274352148613310902082191535031844713035242171851419815495219489103

Q: 3. Calculate the coefficient of correlation from the following data by the method of rank…

A:

Q: Sllustration 3. Calculate the coefficient of correlation from the following data: 8 6 5 4 3 2 Y 15…

A: We have given that,  X : 9, 8, 7, 6, 5, 4, 3, 2, 1 Y: 15, 16, 14, 13, 11, 12, 10, 8, 9 Then,  We…

Q: Calculate the co-efficient of correlation for the following ages of husbands and wifes : Husband's…

A:

Q: Calculate the coefficient of correlation for the following data by rank difference method: 75 88 95…

A:

Q: Calculate the coefficient of correlation for the ages of husband and wife : Age of husband Age of…

A: Given: Age of husband x Age of wife y 23 18 27 22 28 23 29 24 30 25 31 26 33 28…

Q: Find correlation between marks obtained by 10 students in mathematics and statistics:             x…

A:

Q: 2. Calculate the coefficient of correlation from the following data Rank difference method (First…

A: We need to calculate coefficient of correlation by using spearman rank method for the given data.…

Q: 4. Find out Spearman's Rank correlation for the following data and write your comment. Profits 65 54…

A: We have given that, The data set are:- X:- 65, 54, 46, 54, 38, 85, 46, 70, 68, 95 Y:- 55, 35, 40,…

Q: Calculate the coefficient of rank correlation from the following data:- X 60 34 40 50 45 41 22 43 42…

A:

Q: The following table gives indices of industrial production of registered Calculate the value of the…

A: Correlation coeffecient = r(x,y) = Cov(x,y)/sigma x sigma y

Q: What can be said about the relationship between the cost of advertising and the number of products…

A:

Q: e7. Calculate coefficient of correlation for the following data by short-cut method: 54 58 62 66 68…

A:

Q: Campus Book Shop has been selling the believe it or not: wonders of statistics for 9 semester and…

A: Given :Campus Book Shop has been selling the believe it or not: wonders of statistics for 9 semester…

Q: Find the co-efficient of correlation between persons employed and cloth manufactured in textile…

A: Correlation coefficient is a measure of relationship between two variables. It is denoted by ‘r’ and…

Q: 4. Construct a scatter plot for the following set of data. variables? Grade in calculus (x) and…

A: Given data is  x 78 85 94 90 82 87 77 88 87 y 80 85 95 89 81 84 78 88 86